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To use the gauges the flow of gas through a set needs to be understood. With the vehicle on then connect the coupler on your recharge kit to the low.
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Loosely attach the low side gauge A line to the low side service port.
How to use freon gauges. Refrigerant Test Gauge Hose Hookup Details. Attach the refrigerant canister to the gauge set. Loosely attach the low side gauge A line to the low side service port.
This video is for beginners to the HVACR trade not homeowners or those who arent properly certified. HVAC school covers the basics of how an air conditioni. To use the gauges the flow of gas through a set needs to be understood.
Here a diagram shows how gas can flow through a manifold. The red and blue hoses go straight to. Steps to put Freon in a car with gauge 1.
Install the Hose on Can. The first step is installing the Hose on Can. Here you will sure that the pin is not seen.
Once its running open the low and high-side valves on the manifold gauge housing. Let the pump run for 30 to 60 minutes until you see the low-side dial displaying a. How to use compound gauge low pressure gauge.
This compound gauge is a R-22 gauge There is a R410A 134A compound gauge. In this gauge we could read R-502 R-12 and R-22 temperature and pressure. The pressure scales are in black and in red number.
Open valve on the refrigerant source. Open the low side valve on the manifold gauge set. Charge system until gauges read over 50 pounds of pressure.
Close low side valve. Thread the refrigerant can onto the energize hose. Stringing the can onto the hose enables you to gradually finish off the AC framework with fluid refrigerant.
How to Use Freon Gauges Step 1. Refer to your owners manual for the location of the high and low side fittings on your AC lines. Notice that the.
Ensure that the air conditioner is powered on to maximum cool and maximum blowing capacity. With the vehicle on then connect the coupler on your recharge kit to the low. Hook up the refrigerant gauges to the valve connections.
There are 3 valve connections attached to your units hardware with a valve on each side left and right. Air conditioner heat pump refrigerant test gauge FAQs set 2. This article series describes the connections use and reading of a refrigerant gas pressure test gauge set.
We also provide an ARTICLE INDEX for this topic or you can try the page top or bottom SEARCH BOX as a quick way to find information you need. Plug in your fridge and attach the gauge to get a reading. Plug your fridge back in to activate the compressor.
Wait 10-15 seconds and then latch the air compressor gauge on to the adaptor to get a pressure and Freon reading. Youll need to use a compressor gauge designed specifically for Freon refrigerators. This item Manifold Gauge Set for R134A R12 Refrigerant Brass Auto Service Set with 5 ft Hoses 14 Fittings Quick Connector Couplers and Can Tap for Car Use Updated 3 Way AC Diagnostic Manifold Gauge Set for Freon Charging Fits R134A R12 R22 and R502 Refrigerants with 5FT Hose ACME Tank Adapters Adjustable Couplers and Can Tap.
How to Use Freon Gauges Step 1. Refer to your owners manual for the location of the high and low side fittings on your AC lines. Notice that the.
Connect the low pressure side to the blue port on the gauge. The low pressure side will be connected with a blue low pressure hose to the blue pressure gauge and the low pressure side of the cooling unit. This will allow for the proper flow of vacuum pressure or a micron meter in order to determine the vacuum pressure in the system already.